简单介绍了二维(2D)层状过渡金属硫族化合物(transition metal dichalcogenide,TMD)材料中的激子,具体介绍了 TMD 材料的优缺点以及目前研究所面临的现状和问题,其中合成高产率、高性能的单层 TMD是 TMD作为下一代电子材料进一步发展的关键挑战.详细综述了基于 TMD中的激子对调控光致发光方法的最新进展,包括化学掺杂、衬底工程、抑制激子-激子湮灭(EEA)等方法,最后总结和展望了TMD材料目前研究现状存在的主要问题以及未来的需求与挑战.
Progress of Photoluminescence Regulation of Transition Metal Chalcogenides Based on Excitons
First,briefly introduce the excitons in 2D TMD material,and then the advantages and disadvantages of TMD materials and the current problems the research faces are introduced.The synthesis of high-yield,high-performance monolayer TMD is the most critical challenge for the further development of TMD as a next-generation electronic material,so the latest progress of exciton-based photoluminescence control methods based on exciton pairs in TMD is reviewed in detail,including chemical doping,substrate engineering,exciton-exciton annihilation inhibition(EEA)and other methods.Finally,the current research status of TMD materials,the main problems,and the future needs and challenges are prospected.
two-dimensional materialtransition metal chalcogenideexcitonphotoluminescencechemical doping
万方数据
维普
